mirror of https://github.com/node-red/node-red.git
73 lines
2.2 KiB
JavaScript
73 lines
2.2 KiB
JavaScript
/**
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* Copyright JS Foundation and other contributors, http://js.foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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var log;
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var redNodes;
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var util;
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module.exports = {
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init: function(runtime) {
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redNodes = runtime.nodes;
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log = runtime.log;
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util = runtime.util;
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},
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get: function(req,res) {
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var scope = req.params.scope;
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var id = req.params.id;
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var key = req.params[0];
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var ctx;
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if (scope === 'global') {
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ctx = redNodes.getContext('global');
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} else if (scope === 'flow') {
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ctx = redNodes.getContext(id);
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} else if (scope === 'node') {
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var node = redNodes.getNode(id);
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if (node) {
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ctx = node.context();
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}
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}
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if (ctx) {
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if (key) {
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ctx.get(key,function(err, v) {
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res.json(util.encodeObject({msg:v}));
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});
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return;
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} else {
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ctx.keys(function(err, keys) {
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var result = {};
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var c = keys.length;
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if (c === 0) {
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res.json(result);
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} else {
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keys.forEach(function(key) {
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ctx.get(key,function(err, v) {
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result[key] = util.encodeObject({msg:v});
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c--;
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if (c === 0) {
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res.json(result);
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}
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});
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});
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}
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});
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}
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} else {
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res.json({});
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}
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}
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}
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